/* News Aggregator — slmnpost.com — Modern Minimalist */

:root {
    --bg: #f0f2f5;
    --bg-gradient: linear-gradient(135deg, #f0f2f5 0%, #e8ecf1 50%, #f0f4f8 100%);
    --card: #ffffff;
    --card-hover: #f8fafc;
    --scrollbar-thumb: #94a3b8;
    --scrollbar-track: #f8fafc;
    --text: #1a1a2e;
    --text-secondary: #6b7280;
    --accent: #64748b;
    --accent2: #94a3b8;
    --accent3: #ec4899;
    --green: #10b981;
    --amber: #f59e0b;
    --red: #ef4444;
    --blue: #3b82f6;
    --border-light: rgba(0,0,0,0.06);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.03);
    --shadow: 0 4px 12px rgba(0,0,0,0.04), 0 2px 4px rgba(0,0,0,0.02);
    --shadow-hover: 0 8px 24px rgba(0,0,0,0.06), 0 4px 8px rgba(0,0,0,0.03);
    --radius: 12px;
    --radius-sm: 8px;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --modal-overlay: rgba(0,0,0,0.25);
    --transition: 0.25s ease;
}

[data-theme="dark"] {
    --bg: #121212;
    --bg-gradient: linear-gradient(135deg, #121212 0%, #1e1e1e 50%, #121212 100%);
    --card: #1e1e1e;
    --card-hover: #2a2a2a;
    --scrollbar-thumb: #475569;
    --scrollbar-track: #252525;
    --text: #e4e4e4;
    --text-secondary: #999;
    --accent: #22d3ee;
    --accent2: #2dd4bf;
    --border-light: rgba(255,255,255,0.06);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
    --shadow: 0 4px 12px rgba(0,0,0,0.4);
    --shadow-hover: 0 8px 24px rgba(0,0,0,0.5);
    --modal-overlay: rgba(0,0,0,0.55);
}

/* Dark mode: restore gradients for accent buttons */
[data-theme="dark"] .search-modal-btn,
[data-theme="dark"] .filter-btn.active,
[data-theme="dark"] .pagination .current,
[data-theme="dark"] .modal-footer-block a,
[data-theme="dark"] .detalle-original a {
    background: linear-gradient(135deg, var(--accent), var(--accent2));
}
[data-theme="dark"] .modal-footer-block a,
[data-theme="dark"] .search-modal-btn,
[data-theme="dark"] .search-chip-clear,
[data-theme="dark"] .detalle-original a,
[data-theme="dark"] .filter-btn.active,
[data-theme="dark"] .pagination .current { color: #0f172a; }
[data-theme="dark"] .sidebar-overlay { background: rgba(0,0,0,0.7); }

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html { overflow-y: scroll; }

body {
    font-family: var(--font);
    background: var(--bg-gradient);
    color: var(--text);
    font-size: 15px;
    line-height: 1.6;
    min-height: 100vh;
    min-height: 100dvh;
    -webkit-font-smoothing: antialiased;
    display: block;
    overflow-x: hidden;
    padding-top: 56px;
    padding-bottom: env(safe-area-inset-bottom, 0px);
    transition: background 0.3s ease, color 0.3s ease;
}

a { color: inherit; text-decoration: none; }

/* ── HEADER ─────────────────────── */

.header {
    background: var(--card);
    border-bottom: 1px solid var(--border-light);
    padding: 0 20px;
    height: 56px;
    display: flex;
    align-items: center;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    transition: background 0.3s ease;
}

.header-inner {
    max-width: 1040px;
    margin: 0 auto;
    width: 100%;
    display: flex;
    align-items: center;
    gap: 12px;
    position: relative;
    justify-content: flex-end;
}

.theme-toggle {
    position: relative;
    width: 54px;
    height: 30px;
    border: none;
    border-radius: 15px;
    background: #e8e8e8;
    cursor: pointer;
    flex-shrink: 0;
    transition: background 0.4s ease;
    -webkit-tap-highlight-color: transparent;
    outline: none;
    padding: 0;
    overflow: hidden;
}
.theme-toggle .toggle-knob {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 1px 3px rgba(0,0,0,0.12);
    transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    line-height: 1;
    z-index: 2;
    color: #333;
}
.theme-toggle.dark {
    background: #1e1e1e;
}
[data-theme="dark"] .theme-toggle.dark {
    background: #3a3a3a;
}
.theme-toggle.dark .toggle-knob {
    transform: translateX(24px) rotate(360deg);
    background: #333;
    color: #fff;
}
.theme-toggle .toggle-icons {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 7px;
    font-size: 12px;
    z-index: 1;
    color: #666;
    transition: color 0.4s ease;
}
.theme-toggle.dark .toggle-icons {
    color: rgba(255,255,255,0.7);
}

.toggle-knob .icon-moon { display: none; }
.theme-toggle.dark .toggle-knob .icon-sun { display: none; }
.theme-toggle.dark .toggle-knob .icon-moon { display: block; }

/* Estado oscuro vía data-theme (para el toggle del sidebar) */
[data-theme="dark"] .theme-toggle {
    background: #3a3a3a;
}
[data-theme="dark"] .theme-toggle .toggle-knob {
    transform: translateX(24px) rotate(360deg);
    background: #333;
    color: #fff;
}
[data-theme="dark"] .theme-toggle .toggle-icons {
    color: rgba(255,255,255,0.7);
}
[data-theme="dark"] .toggle-knob .icon-sun { display: none; }
[data-theme="dark"] .toggle-knob .icon-moon { display: block; }

.header-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}
.header-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--text);
    white-space: nowrap;
    flex-shrink: 0;
    letter-spacing: -0.3px;
}
.header-logo .logo-icon {
    width: 28px;
    height: 28px;
}

.header-logo .logo-dot {
    width: 34px;
    height: 34px;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: #fff;
    box-shadow: 0 2px 8px rgba(99,102,241,0.3);
}

.header-logo span.accent {
    background: linear-gradient(135deg, var(--accent), var(--accent3));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.search-box {
    display: none;
}

.search-box input {
    width: 100%;
    height: 40px;
    padding: 0 16px 0 40px;
    border: 1.5px solid transparent;
    border-radius: 12px;
    background: #f1f5f9;
    font-size: 14px;
    font-family: var(--font);
    outline: none;
    transition: all 0.2s ease;
    color: var(--text);
}

.search-box input:hover { background: #e8ecf1; }
.search-box input:focus { 
    background: #fff; 
    border-color: var(--accent); 
    box-shadow: 0 0 0 3px rgba(99,102,241,0.1); 
}
.search-box input::placeholder { color: #94a3b8; }

.search-box .search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    font-size: 15px;
    pointer-events: none;
}

/* Mobile search toggle */
.search-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px; height: 38px;
    border: none;
    border-radius: 10px;
    background: var(--card);
    color: var(--text-secondary);
    cursor: pointer;
    flex-shrink: 0;
}
.search-toggle:hover { color: var(--text); }

/* Hamburger menu button */
.hamburger-btn {
    display: none;
    align-items: center;
    justify-content: center;
    width: 38px; height: 38px;
    border: none;
    border-radius: 10px;
    background: var(--card);
    color: var(--text-secondary);
    cursor: pointer;
    flex-shrink: 0;
    order: -1;
}
.hamburger-btn:hover { color: var(--text); }

.header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
}

/* ── SEARCH MODAL ───────────────── */
.search-overlay {
    position: fixed;
    inset: 0;
    background: var(--modal-overlay);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}
.search-overlay.active { opacity: 1; pointer-events: auto; }
.search-modal-box {
    background: var(--card);
    border-radius: var(--radius);
    padding: 20px 24px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    position: relative;
    transform: translateY(-20px);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.search-overlay.active .search-modal-box { transform: translateY(0); }
.search-modal-close {
    position: absolute;
    top: -40px; right: -8px;
    width: 32px; height: 32px;
    border: none; border-radius: 50%;
    background: rgba(255,255,255,0.2);
    cursor: pointer;
    font-size: 16px;
    color: #fff;
    display: flex; align-items: center; justify-content: center;
}
.search-modal-close:hover { background: rgba(255,255,255,0.35); }
.search-modal-form {
    display: flex;
    align-items: center;
    gap: 10px;
}
.search-modal-icon {
    color: var(--text-secondary);
    flex-shrink: 0;
}
.search-modal-input-wrap {
    flex: 1;
    background: var(--bg);
    border-radius: 25px;
    padding: 4px;
    display: flex;
    align-items: center;
}
.search-modal-form input {
    width: 100%;
    border: none;
    background: transparent;
    font-size: 16px;
    color: var(--text);
    outline: none;
    font-family: var(--font);
    padding: 8px 14px;
}
.search-modal-form input::placeholder { color: #94a3b8; }
.search-modal-btn {
    flex-shrink: 0;
    border: none;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    background: var(--accent);
    color: #fff;
    width: 42px; height: 42px;
    border-radius: 50%;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: opacity 0.2s;
}
.search-modal-btn:hover { opacity: 0.9; }

/* ── LAYOUT ─────────────────────── */

.layout {
    max-width: 720px;
    margin: 0 auto;
    padding: 20px 20px 60px;
}

/* ── Sidebar Reddit-style ── */
.sidebar {
    position: fixed;
    left: 0;
    top: 56px;
    width: 260px;
    height: calc(100vh - 56px);
    overflow-y: auto;
    overflow-x: hidden;
    overscroll-behavior: contain;
    z-index: 90;
    background: var(--card);
    border-right: 1px solid var(--border-light);
    padding: 8px 12px 20px 24px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    transition: width 0.25s ease, transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Sidebar overlay (mobile drawer) */
.sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 89;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}
.sidebar-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.sidebar::-webkit-scrollbar { width: 4px; }
.sidebar::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 2px; }
.sidebar::-webkit-scrollbar-track { background: transparent; }

/* Firefox scrollbar */
.sidebar {
        padding-top: 20px;
    scrollbar-color: var(--scrollbar-thumb) transparent;
    scrollbar-width: thin;
}

/* Colapsado */
.sidebar.collapsed { width: 52px; padding: 8px 10px 20px; }
.sidebar.collapsed .sidebar-label,
.sidebar.collapsed .sidebar-badge,
.sidebar.collapsed .sidebar-card-header .sidebar-card-icon,
.sidebar.collapsed .sidebar-about { display: none; }
.sidebar.collapsed .sidebar-card { padding: 8px 4px; }
.sidebar.collapsed .sidebar-card-header { justify-content: center; padding: 4px 0; gap: 0; }
.sidebar.collapsed .sidebar-link { justify-content: center; padding: 6px 0; gap: 0; }
.sidebar.collapsed .sidebar-link-img { margin: 0; }
.sidebar.collapsed .sidebar-nav-item { justify-content: center; padding: 8px 0; gap: 0; }
.sidebar.collapsed .sidebar-nav-item.active::before { display: none; }

/* Toggle button */
.sidebar-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 8px;
    padding: 0;
    transition: color 0.15s, background 0.15s;
    align-self: flex-end;
    flex-shrink: 0;
}
.sidebar-toggle:hover { color: var(--text); background: var(--card-hover); }

/* Nav items */
.sidebar-nav { display: flex; flex-direction: column; gap: 2px; }
.sidebar-nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: 8px;
    text-decoration: none;
    color: var(--text);
    font-size: 14px;
    font-weight: 400;
    transition: background 0.15s;
    position: relative;
}
.sidebar-nav-item:hover { background: var(--card-hover); }
.sidebar-nav-item.active {
    background: var(--card-hover);
    color: var(--text);
    font-weight: 500;
}
/* Barra indicadora izquierda estilo Reddit */
.sidebar-nav-item.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 6px;
    bottom: 6px;
    width: 3px;
    background: var(--text);
    border-radius: 0 2px 2px 0;
    opacity: 0.8;
}

/* Cards */
.sidebar-card {
    padding: 10px 0;
    border-bottom: 1px solid var(--border-light);
}
.sidebar-card:last-child { border-bottom: none; }
.sidebar-card-header {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    padding: 8px 0;
}
.sidebar-card-icon { flex-shrink: 0; color: var(--text-secondary); }
.sidebar-card-body { display: flex; flex-direction: column; gap: 2px; }

/* Links */
.sidebar-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 8px;
    text-decoration: none;
    color: var(--text);
    font-size: 14px;
    transition: background 0.15s;
    white-space: nowrap;
}
.sidebar-link:hover { background: var(--card-hover); color: var(--accent); }
.sidebar-link-img {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    object-fit: contain;
    flex-shrink: 0;
}

/* Badge */
.sidebar-badge {
    margin-left: auto;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--card-hover);
    padding: 2px 8px;
    border-radius: 10px;
    flex-shrink: 0;
}

/* About */
.sidebar-about { font-size: 13px; }
.sidebar-about p { margin-bottom: 6px; }
.sidebar-meta { color: var(--text-secondary); font-size: 12px; margin: 0; }

/* Mobile: sidebar as drawer */

@media (max-width: 768px) {
    .hamburger-btn { display: flex; }
    .sidebar-toggle { display: none; }
    .sidebar {
        padding-top: 20px;
        transform: translateX(-100%);
        width: 280px;
        box-shadow: var(--shadow);
    }
    .sidebar.open { transform: translateX(0); }
    .layout { padding: 14px 12px 40px; }
}

/* ── FILTERS ────────────────────── */

.filters {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 14px;
    padding: 6px 0;
}

.filter-btn {
    padding: 7px 14px;
    border: none;
    border-radius: 10px;
    background: var(--card);
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
    color: var(--text-secondary);
    font-family: var(--font);
    box-shadow: var(--shadow-sm);
}

.filter-btn:hover { background: var(--card-hover); color: var(--text); box-shadow: var(--shadow); transform: translateY(-1px); }
.filter-btn.active { 
    background: linear-gradient(135deg, var(--accent), var(--accent2)); 
    background: var(--accent);
    color: #fff; 
    box-shadow: 0 2px 8px rgba(99,102,241,0.3); 
}

.filter-btn img {
    width: 18px;
    height: 18px;
    border-radius: 6px;
    object-fit: contain;
    flex-shrink: 0;
}

.filter-sep { display: none; }

/* Search chip */
.search-chip {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, rgba(99,102,241,0.08), rgba(139,92,246,0.08));
    border: 1px solid rgba(99,102,241,0.15);
    border-radius: 25px;
    padding: 8px 16px;
    margin-bottom: 14px;
    font-size: 13px;
    color: var(--text-secondary);
}
.search-chip strong { color: var(--accent); font-weight: 700; }
.search-chip-clear {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 22px; height: 22px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    font-size: 11px;
    text-decoration: none;
    transition: opacity 0.2s;
    flex-shrink: 0;
}
.search-chip-clear:hover { opacity: 0.8; }

.cat-select-wrap {
    position: relative;
    display: none;
    align-items: center;
}
.cat-select-wrap .cat-icon {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    pointer-events: none;
    z-index: 1;
    width: 14px;
    height: 14px;
}
.cat-select {
    padding: 7px 30px 7px 30px;
    border: none;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    background: var(--card);
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    color: var(--text-secondary);
    outline: none;
    font-family: var(--font);
    box-shadow: var(--shadow-sm);
    transition: all 0.2s ease;
}

.cat-select:hover { box-shadow: var(--shadow); color: var(--text); }

/* ── POST ───────────────────────── */

.post {
    background: var(--card);
    border-radius: var(--radius);
    margin-bottom: 10px;
    display: flex;
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.post:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
}

.post-content {
    flex: 1;
    padding: 14px 16px;
    min-width: 0;
    display: flex;
    gap: 14px;
}

.post-thumb {
    width: 56px;
    height: 56px;
    flex-shrink: 0;
    border-radius: 12px;
    overflow: hidden;
    background: linear-gradient(135deg, #f1f5f9, #e8ecf1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.post-thumb img {
    width: 32px;
    height: 32px;
    object-fit: contain;
    border-radius: 8px;
}

.post-body { flex: 1; min-width: 0; }

.post-title {
    font-size: 16px;
    font-weight: 600;
    line-height: 1.4;
    color: var(--text);
    margin-bottom: 5px;
    word-wrap: break-word;
    letter-spacing: -0.2px;
}

.post-title a:hover { color: var(--accent); }

.post-meta {
    font-size: 12px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 4px;
    flex-wrap: wrap;
    margin-bottom: 4px;
}

.post-meta .sep { color: #cbd5e1; margin: 0 1px; }

.post-flair {
    background: linear-gradient(135deg, rgba(99,102,241,0.08), rgba(139,92,246,0.08));
    color: var(--accent);
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 600;
    line-height: 1.6;
}

.post-summary {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-top: 4px;
    max-height: 42px;
    overflow: hidden;
}

.post-actions {
    display: flex;
    gap: 8px;
    margin-top: 8px;
}

.post-actions a {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    border-radius: 6px;
    transition: all 0.15s ease;
}

.post-actions a:hover { background: var(--card-hover); color: var(--accent); }

.read-original {
    background: var(--bg);
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.2s ease;
}
.read-original:hover { background: var(--card-hover); color: var(--text); }

/* ── SIDEBAR ────────────────────── */

.sidebar-card {
    /* fondo y sombra removidos */
}

.sidebar-card-header {
    padding: 14px 16px 10px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-secondary);
}

.sidebar-card-body {
    padding: 0 16px 14px;
    font-size: 13px;
    color: var(--text);
    line-height: 1.6;
}

.sidebar-card-body p { margin-bottom: 8px; display: flex; align-items: center; gap: 8px; }
.sidebar-card-body p:last-child { margin-bottom: 0; }
.sidebar-card-body a { transition: color 0.15s; }
.sidebar-card-body a:hover { color: var(--accent); }

.sidebar-stat {
    font-size: 12px;
    font-weight: 700;
    color: var(--accent);
    background: rgba(99,102,241,0.08);
    padding: 2px 8px;
    border-radius: 6px;
}

/* ── PAGINATION ─────────────────── */

.pagination {
    display: flex;
    gap: 4px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.pagination a, .pagination span {
    padding: 8px 13px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    color: var(--text-secondary);
    background: var(--card);
    box-shadow: var(--shadow-sm);
    transition: all 0.2s ease;
}

.pagination a:hover { color: #fff; background: var(--accent); box-shadow: 0 2px 8px rgba(99,102,241,0.3); }
.pagination .current { color: #fff; background: linear-gradient(135deg, var(--accent), var(--accent2)); background: var(--accent); box-shadow: 0 2px 8px rgba(99,102,241,0.3); }
.pagination .disabled { opacity: 0.3; pointer-events: none; }

/* ── EMPTY ──────────────────────── */

.empty-state {
    text-align: center;
    padding: 60px 20px;
    background: var(--card);
    border-radius: var(--radius);
    color: var(--text-secondary);
    box-shadow: var(--shadow);
}

.empty-state .icon { font-size: 48px; margin-bottom: 12px; opacity: 0.5; }

/* ── RESPONSIVE ─────────────────── */

@media (max-width: 960px) {
    .layout { padding: 14px 12px 40px; }
    .main-feed { width: 100%; }
}

@media (max-width: 640px) {
    .header { padding: 0 12px; height: 50px; }
    .sidebar { top: 50px; height: calc(100dvh - 50px); }
        padding-top: 20px;
    .header-inner { gap: 8px; justify-content: space-between; }
    .header-logo { font-size: 1.1rem; }
    .header-logo .logo-dot { width: 28px; height: 28px; border-radius: 8px; font-size: 0.9rem; }
    .search-box { display: none; }

    .theme-toggle { 
        width: 48px; height: 26px; 
        border-radius: 13px; 
        flex-shrink: 0;
    }
    .theme-toggle .toggle-knob { 
        width: 20px; height: 20px; top: 3px; left: 3px; 
        font-size: 10px;
    }
    .theme-toggle.dark .toggle-knob { transform: translateX(22px) rotate(360deg); }
    .theme-toggle .toggle-icons { padding: 0 5px; font-size: 10px; }
    .theme-toggle .toggle-icons svg { width: 12px; height: 12px; }
    .toggle-knob svg { width: 11px; height: 11px; }
    .layout { padding: 10px 8px max(80px, calc(60px + env(safe-area-inset-bottom, 40px))); gap: 10px; }
    .post { border-radius: var(--radius-sm); margin-bottom: 8px; }
    .post-content { padding: 12px 10px; gap: 10px; }
    .post-thumb { width: 42px; height: 42px; border-radius: 10px; }
    .post-thumb img { width: 26px; height: 26px; }
    .post-title { font-size: 14px; }
    .filters { gap: 4px; }
    .filter-btn { padding: 6px 10px; font-size: 12px; }
    .cat-select { font-size: 12px; padding: 6px 26px 6px 28px; }
}

/* ── SHARE BUTTONS ───────────────── */

.share-btns {
    display: flex;
    align-items: center;
    gap: 6px;
}
.share-label {
    font-size: 10px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-right: 2px;
}
.share-btn {
    width: 32px; height: 32px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    text-decoration: none;
    background: transparent;
    color: inherit;
}
.share-btn:hover { transform: translateY(-1px); }
.share-btn.whatsapp { color: #25d366; }
.share-btn.twitter { color: #000; }
.share-btn.facebook { color: #1877f2; }

[data-theme="dark"] .share-btn.whatsapp { color: #3ddb84; }
[data-theme="dark"] .share-btn.twitter { color: #e2e8f0; }
[data-theme="dark"] .share-btn.facebook { color: #6badf7; }

/* ── RELATED ─────────────────────── */

.related {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-light);
}
.related h3 {
    font-size: 13px;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
}
.related-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.related-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    background: var(--bg);
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--text);
    transition: all 0.2s ease;
    font-size: 13px;
    font-weight: 500;
}
.related-item:hover { background: var(--card-hover); color: var(--accent); }
.related-item img {
    width: 20px; height: 20px;
    border-radius: 5px;
    object-fit: contain;
    flex-shrink: 0;
}
.related-item .related-source {
    font-size: 10px;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
}

/* ── MODAL ──────────────────────── */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: var(--modal-overlay);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
    /* iOS: usar altura dinámica para que el overlay cubra el viewport real */
    height: 100vh;
    height: 100dvh;
}
.modal-overlay.active { opacity: 1; pointer-events: auto; touch-action: none; }

.modal-box {
    background: transparent;
    box-shadow: none;
    max-width: 700px;
    width: 100%;
    max-height: 85vh;
    max-height: 85dvh;
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
    scrollbar-width: thin;
    padding: 0;
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transform: translateY(60px);
    opacity: 0;
    transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.25s ease;
}
.modal-overlay.active .modal-box {
    transform: translateY(0);
    opacity: 1;
}

/* Scrollbar personalizada (Firefox + WebKit) */
.modal-box::-webkit-scrollbar { width: 6px; }
.modal-box::-webkit-scrollbar-track { background: transparent; }
.modal-box::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 3px; }

/* mobile: modal full-width, slide from bottom */
@media (max-width: 640px) {
    .modal-overlay {
        align-items: flex-end;
        padding: 40px 0 0 0;
        padding-bottom: env(safe-area-inset-bottom, 0px);
        height: 100dvh;
    }
    .modal-box {
        max-width: 100%;
        max-height: calc(90vh - 40px);
        max-height: calc(90dvh - 40px - env(safe-area-inset-bottom, 0px));
        border-radius: var(--radius) var(--radius) 0 0;
        padding: 28px 28px max(28px, calc(28px + env(safe-area-inset-bottom, 20px))) 28px;
        transform: translateY(100%);
        transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.25s ease;
    }
    .modal-overlay.active .modal-box {
        transform: translateY(0);
    }
    .modal-card { padding: 20px 16px; }
    .modal-header-block { padding: 20px 16px 16px; }
    .modal-title { font-size: 18px; }
    .modal-text { font-size: 15px; }
    .modal-footer-block { flex-direction: column; gap: 12px; padding: 16px; text-align: center; }
    .modal-footer-block a { width: 100%; text-align: center; }
    .modal-share { margin: 4px 0 0; }
}

.modal-close {
    position: absolute;
    top: 12px;
    right: 14px;
    width: 32px; height: 32px;
    border: none;
    border-radius: 8px;
    background: var(--bg);
    cursor: pointer;
    font-size: 18px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
}
.modal-close:hover { background: var(--card-hover); }

/* ── Modal cards ── */
.modal-card {
    background: var(--card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 28px;
}
.modal-card:last-child { margin-bottom: 0; }

/* ── Modal header ── */
.modal-header-block { padding: 28px 28px 24px; }
.modal-source { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.modal-source img { width: 36px; height: 36px; border-radius: 10px; object-fit: contain; background: var(--bg); padding: 4px; }
.modal-source span { font-size: 14px; font-weight: 600; color: var(--text-secondary); }
.modal-title { font-size: 20px; font-weight: 700; line-height: 1.35; margin-bottom: 12px; color: var(--text); padding-right: 36px; letter-spacing: -0.3px; }
.modal-meta-row { font-size: 13px; color: var(--text-secondary); margin-bottom: 12px; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.modal-flair { background: linear-gradient(135deg, rgba(99,102,241,0.08), rgba(139,92,246,0.08)); color: var(--accent); padding: 3px 12px; border-radius: 8px; font-size: 12px; font-weight: 600; }
.modal-dot { color: #cbd5e1; }

/* ── Modal body ── */
.modal-text { font-size: 16px; line-height: 1.85; color: var(--text); }
.modal-text p { margin-bottom: 18px; }
.modal-text p:last-child { margin-bottom: 0; }
.modal-text .resumen-subtitle { font-size: 13px; font-weight: 700; color: var(--accent); margin: 20px 0 8px 0; text-transform: uppercase; letter-spacing: 0.6px; }
.modal-text .resumen-subtitle:first-child { margin-top: 0; }
.modal-text img { max-width: 100%; height: auto; border-radius: 8px; margin: 10px 0; }
.modal-text a { color: var(--accent); text-decoration: underline; }

/* ── Modal footer ── */
.modal-footer-block { padding: 16px 24px; display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; }
.modal-footer-block span { font-size: 13px; color: var(--text-secondary); font-weight: 500; }
.modal-footer-block a { color: #fff; font-weight: 600; font-size: 14px; text-decoration: none; background: linear-gradient(135deg, var(--accent), var(--accent2)); background: var(--accent); padding: 8px 18px; border-radius: 10px; transition: all 0.2s ease; box-shadow: 0 2px 6px rgba(99,102,241,0.25); white-space: nowrap; }
.modal-footer-block a:hover { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(99,102,241,0.35); }

.modal-share {
    display: flex;
    align-items: center;
    gap: 6px;
    margin: 6px 0 14px;
}
.modal-share-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-right: 4px;
}